17280725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 27426816

約数和(自身を除く): 10146091

約数列:

[1, 5, 7, 11, 25, 35, 47, 55, 77, 175, 191, 235, 275, 329, 385, 517, 955, 1175, 1337, 1645, 1925, 2101, 2585, 3619, 4775, 6685, 8225, 8977, 10505, 12925, 14707, 18095, 33425, 44885, 52525, 62839, 73535, 90475, 98747, 224425, 314195, 367675, 493735, 691229, 1570975, 2468675, 3456145, 17280725]

約数ペア:

[(1, 17280725), (5, 3456145), (7, 2468675), (11, 1570975), (25, 691229), (35, 493735), (47, 367675), (55, 314195), (77, 224425), (175, 98747), (191, 90475), (235, 73535), (275, 62839), (329, 52525), (385, 44885), (517, 33425), (955, 18095), (1175, 14707), (1337, 12925), (1645, 10505), (1925, 8977), (2101, 8225), (2585, 6685), (3619, 4775)]